BGS mineralogy and petrology collection record

Sample number E52600; COLLNOLB575;
Sample Donor Jackson,A.A
Rock name 'Original entry: Siltstone'
Stratigraphy Not entered
Comments Siltstone
Locality details 140 m 160 deg from Twr y Maen
50k map sheet Harlech (135)

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Map reference SH 7920 3084
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E52600

Cross Polarized, E52600

Plane Polarized, E52600

Plane Polarized, E52600